JPMorgan Ends Banking Relationship with Polymarket Over Regulatory Concerns

JPMorgan Chase has reportedly terminated its banking relationship with Polymarket, a decentralized information markets platform, citing regulatory concerns. The decision was made in October 2025, according to sources familiar with the matter. Despite ending the banking ties, JPMorgan has indicated it is still open to providing underwriting services should Polymarket pursue a public listing.

The move highlights ongoing regulatory challenges faced by crypto-related platforms, especially those operating in the decentralized finance (DeFi) space. Polymarket, which allows users to trade on the outcomes of real-world events, has attracted attention from regulators due to its potential classification as a betting or gambling platform.

JPMorgan's decision to cut ties reflects a cautious approach by traditional financial institutions towards crypto platforms amid evolving regulatory scrutiny. However, the bank's willingness to consider an underwriting role suggests a potential pathway for Polymarket to access traditional capital markets in the future.

The development underscores the complex relationship between traditional banking and decentralized platforms, which often operate in regulatory gray areas. As regulators continue to clarify rules for crypto and DeFi, platforms like Polymarket may face increased hurdles or opportunities depending on regulatory outcomes.